#4473DD#4473DD

#4473DD is a mid, vivid blue. Relative luminance 0.187; OKLCH L 57.8% C 0.170 H 263.9°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX#4473DD
RGBrgb(68, 115, 221)
HSLhsl(222, 69%, 57%)
HSVhsv(222, 69%, 87%)
CMYKcmyk(69.2%, 48%, 0%, 13.3%)
CIE-LABlab(50.34, 18.97, -58.94)
CIE-LCHlch(50.34, 61.91, 287.84°)
OKLaboklab(57.85% -0.0181 -0.169)
OKLCHoklch(57.85% 0.17 263.9)
XYZxyz(21.5612, 18.7087, 70.8674)
Luminance0.1871 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4473DD #DDAE44
analogous
#44BFDD #4473DD #6244DD
triadic
#4473DD #DD4473 #73DD44
tetradic
#4473DD #DD44BF #DDAE44 #44DD62
square
#4473DD #DD44BF #DDAE44 #44DD62
split-complementary
#4473DD #DD6244 #BFDD44
monochromatic
#1A3D8D #2353C1 #4473DD #789AE6 #ACC1F0

Accessibility & contrast

On white

4.43
#4473DD on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.74
#4473DD on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4473DD
4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4473DD#FFFFFF#000000##000000
##4473DD1.004.434.744.74
#FFFFFF4.431.0021.0021.00
#0000004.7421.001.001.00
##0000004.7421.001.001.00

Color blindness preview

Protanopia (red-blind)
#397FE1
Deuteranopia (green-blind)
#0D71DB
Tritanopia (blue-blind)
#008C9D
Achromatopsia (no color)
#787878

Design tokens & code

CSS
--color: #4473dd;
/* rgb */ color: rgb(68, 115, 221);
/* oklch */ color: oklch(57.8% 0.170 263.9);
Tailwind
colors: {
  custom: {
    50: '#899ae8',
    500: '#4473dd',
    950: '#000000',
  },
}
SCSS
$custom: #4473dd;
$custom-light: #899ae8;
$custom-dark: #000000;
JSON
{
  "hex": "#4473dd",
  "rgb": {
    "r": 68,
    "g": 115,
    "b": 221
  },
  "hsl": {
    "h": 221.569,
    "s": 69.231,
    "l": 56.667
  },
  "oklch": {
    "l": 0.57847,
    "c": 0.17,
    "h": 263.9
  },
  "luminance": 0.18711
}

Semantic roles & 50–950 ramp

primary
#4473DD
secondary
#DECA9F
accent
#B63CEC
background
#F9F9FE
surface
#F1F2FD
border
#CBCCD5
text
#0D0E16
muted
#7E7E84

Preview Lab

Preview with #4473DD

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →

#4473DD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva